Thanks for posting your query.
With the available describes symptoms, there could be possibility of concussion injury
on your brain.
Formation of bump could be due to collection of blood as hematoma
You should consult with internal medicine specialist/ neurologist
and should go for thorough check up.
You should also go for CT/ MRI scan of head.
You should also consult with ophthalmologist and get your eye check up.
Treatment depends on exact diagnosis.
Meanwhile, you should take proper bed rest, paracetamol
along with naprosyn for relief of your symptoms.
Hematoma may take 7-10 days for recovery.
Dr. Mayank Bhargava